
    <nz-select [(ngModel)]="placement" style="width: 120px; margin-right: 10px;" (ngModelChange)="clearBeforeNotifications()">
      <nz-option nzValue="topLeft" nzLabel="topLeft"></nz-option>
      <nz-option nzValue="topRight" nzLabel="topRight"></nz-option>
      <nz-option nzValue="bottomLeft" nzLabel="bottomLeft"></nz-option>
      <nz-option nzValue="bottomRight" nzLabel="bottomRight"></nz-option>
    </nz-select>
    <button nz-button [nzType]="'primary'" (click)="createBasicNotification()">Open the notification box</button>
  